118 lines
4.0 KiB
C++
118 lines
4.0 KiB
C++
/*
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* Copyright (C) 2005 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_PROCESS_STATE_H
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#define ANDROID_PROCESS_STATE_H
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#include <binder/IBinder.h>
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#include <utils/KeyedVector.h>
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#include <utils/String8.h>
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#include <utils/String16.h>
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#include <utils/threads.h>
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// ---------------------------------------------------------------------------
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namespace android {
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// Global variables
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extern int mArgC;
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extern const char* const* mArgV;
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extern int mArgLen;
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class IPCThreadState;
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class ProcessState : public virtual RefBase
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{
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public:
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static sp<ProcessState> self();
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static void setSingleProcess(bool singleProcess);
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void setContextObject(const sp<IBinder>& object);
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sp<IBinder> getContextObject(const sp<IBinder>& caller);
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void setContextObject(const sp<IBinder>& object,
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const String16& name);
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sp<IBinder> getContextObject(const String16& name,
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const sp<IBinder>& caller);
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bool supportsProcesses() const;
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void startThreadPool();
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typedef bool (*context_check_func)(const String16& name,
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const sp<IBinder>& caller,
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void* userData);
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bool isContextManager(void) const;
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bool becomeContextManager(
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context_check_func checkFunc,
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void* userData);
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sp<IBinder> getStrongProxyForHandle(int32_t handle);
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wp<IBinder> getWeakProxyForHandle(int32_t handle);
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void expungeHandle(int32_t handle, IBinder* binder);
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void setArgs(int argc, const char* const argv[]);
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int getArgC() const;
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const char* const* getArgV() const;
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void setArgV0(const char* txt);
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void spawnPooledThread(bool isMain);
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private:
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friend class IPCThreadState;
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ProcessState();
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~ProcessState();
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ProcessState(const ProcessState& o);
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ProcessState& operator=(const ProcessState& o);
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struct handle_entry {
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IBinder* binder;
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RefBase::weakref_type* refs;
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};
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handle_entry* lookupHandleLocked(int32_t handle);
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int mDriverFD;
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void* mVMStart;
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mutable Mutex mLock; // protects everything below.
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Vector<handle_entry>mHandleToObject;
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bool mManagesContexts;
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context_check_func mBinderContextCheckFunc;
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void* mBinderContextUserData;
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KeyedVector<String16, sp<IBinder> >
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mContexts;
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String8 mRootDir;
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bool mThreadPoolStarted;
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volatile int32_t mThreadPoolSeq;
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};
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}; // namespace android
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// ---------------------------------------------------------------------------
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#endif // ANDROID_PROCESS_STATE_H
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